<template>
    <div class="container">

      <div class="wrap">
        <div class="play_wrap" id="player">

          <!--    搜索框 -->
          <div class="search_bar">
<!--            <img src="https://sm.ms/image/FO95hAIXyZqoHct" alt=""/>-->
            <!-- 搜索歌曲 -->
            <input type="but" placeholder="输入要搜索的Music" autocomplete="off" v-model="query" @keyup.enter="searchMusic"/>
            <button class="btn btn-primary rounded-pill ml-2" @click="searchMusic">搜索</button>
          </div>

          <!--  中部区域  -->
          <div class="center_con">

            <!-- 搜索歌曲列表 -->
            <div class='song_wrapper' ref='song_wrapper'>
              <ul class="song_list">
                <li v-for="item in musicList" :key="item.id">
                  <!-- 点击放歌 -->
                  <a href="javascript:;" @click="playMusic(item.id)" title="播放"></a>
                  <b>{{ item.name }}</b>
                  <span>
                            <!--    存在 mv 时才显示,同时将 mvId 作为参数传递给事件函数  -->
                            <i v-show="item.mvid != 0" @click="playMV(item.mvid)"></i>
                         </span>
                </li>
              </ul>
              <img src="https://i.loli.net/2020/03/23/dor23bhZtIvK17X.png" class="switch_btn" alt="">
            </div>

            <!-- 歌曲信息容器 -->
            <!--    为这个 div 标签绑定类名 playing，根据 isPlaying 的值决定是否绑定该类名-->
            <div class="player_con" :class="{playing:isPlaying}">
              <!--    上面的那根杆子 -->
              <img src="https://i.loli.net/2020/03/23/gZHko2WlpJNcGPv.png" class="play_bar"/>
              <!-- 黑胶碟片 -->
              <img src="https://i.loli.net/2020/03/23/hQPuH4gNRx7XayI.png" class="disc autoRotate"/>
              <!--    歌曲信息图片  -->
              <img :src="picUrl" class="cover autoRotate"/>
            </div>

            <!-- 评论容器 -->
            <div class="comment_wrapper" ref='comment_wrapper'>
              <h5 class='title'>热门留言</h5>
              <div class='comment_list'>
                <dl v-for="item in hotComments" :key="item.id">
                  <dt>
                    <img :src="item.user.avatarUrl" alt=""/>
                  </dt>
                  <dd class="name">{{ item.user.nickname }}</dd>
                  <dd class="detail">{{ item.content }}</dd>
                </dl>
              </div>
              <img src="https://i.loli.net/2020/03/23/dor23bhZtIvK17X.png" class="right_line">
            </div>
          </div>

          <!--    播放歌曲进度条 -->
          <div class="audio_con">
            <!--    使用 v-bin 绑定播放和暂停2个事件-->
            <audio ref='audio' :src="musicUrl" @play="play" @pause="pause" controls autoplay loop class="myaudio"></audio>
          </div>

          <!--    播放 MV,隐藏时，直接使用v-if将dom元素移除，防止隐藏之后 mv 还在播放  -->
          <div class="video_con" v-if="isShow">
            <video ref='video' controls="controls" :src="mvUrl"></video>
            <div class="mask" @click="hide"></div>
          </div>

        </div>
      </div>

    </div>
</template>

<script>
  export default {
    name: 'WYWMusic',
    data() {
      return {
        query: "",
        musicList: [],
        musicUrl: "",       /*  歌曲 url  */
        musicId: "",        /*  歌曲id    */
        picUrl: "",     /*  歌曲图片的url*/
        hotComments: [],      /*  歌曲评论*/
        /*  动画播放状态  */
        isPlaying: false,
        /*  遮罩层显示状态 */
        isShow: false,
        /*  MV 的 url*/
        mvUrl: ""
      }
    },

    methods: {
      /*  搜索歌曲    */
      async searchMusic() {
        console.log("query = " + this.query);

        const result = await this.$http.get("http://musicapi.leanapp.cn/search?keywords=" + this.query);
        console.log(result);
        this.musicList = result.data.result.songs;

      },
      /*  播放歌曲    */
      async playMusic(musicId) {
        console.log(musicId);
        this.musicId = musicId;

        /*  获取歌曲url*/
        const resultURL = await this.$http.get("http://musicapi.leanapp.cn/music/url?id=" + this.musicId);
        this.musicUrl = resultURL.data.data[0].url;


        /*  获取歌曲详情（包含了封面图片）  */
        const resultDetail = await this.$http.get("http://musicapi.leanapp.cn/song/detail?ids=" + this.musicId);
        this.picUrl = resultDetail.data.songs[0].al.picUrl;


        /*  获取歌曲评论信息    */
        const resultComment = await this.$http.get("http://musicapi.leanapp.cn/comment/music?id=" + this.musicId);
        this.hotComments = resultComment.data.hotComments;

      },
      /*  播放，暂停*/
      play() {
        console.log("play");
        this.isPlaying = true;
      },
      pause() {
        console.log("pause");
        this.isPlaying = false;
      },
      /*  播放 MV*/
      async playMV(mvId) {

        // const result = this.$http.get("http://musicapi.leanapp.cn/mv/url?id=" + mvId);
        const result = await this.$http.get("http://musicapi.leanapp.cn/mv/detail?mvid=" + mvId);

        console.log("------")
        console.log(result);
        /*  这里的类名是数字，可以通过中括号 [] 来获取内容*/

        console.log("mv")
        console.log(mvId)
        // console.log(result.data);
        // this.mvUrl = result.data.data.brs[480];
        this.mvUrl = result.data.data.brs[480]

        /*  让遮罩层显示  */
        this.isShow = true;

      },

      /*  隐藏遮罩层  */
      hide() {
        this.isShow = false;
      }
    }
  }
</script>

<style scoped>
  body,
  ul,
  dl,
  dd {
    margin: 0px;
    padding: 0px;
  }

  .wrap {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: url("https://i.loli.net/2020/03/23/gz9abCBAcphv6jF.jpg") no-repeat;
    background-size: 100% 100%;
  }

  .play_wrap {
    width: 1000px;
    height: 544px;
    position: fixed;
    left: 50%;
    top: 50%;
    margin-left: -500px;
    margin-top: -235px;
    /* background-color: #f9f9f9; */
  }

  .search_bar {
    height: 60px;
    background-color: #1eacda;
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
    /*display: flex;*/
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 11;
    line-height: 60px;
  }

  .search_bar img {
    margin-left: 23px;
  }

  .search_bar input {
    margin-left: 20px;
    width: 296px;
    height: 34px;
    border-radius: 17px;
    border: 0px;
    background: 265px center no-repeat rgba(255, 255, 255, 0.45);
    text-indent: 15px;
    outline: none;
  }

  .center_con {
    height: 435px;
    background-color: rgba(255, 255, 255, 0.5);
    display: flex;
    position: relative;
  }

  .song_wrapper {
    width: 275px;
    height: 435px;
    box-sizing: border-box;
    padding: 10px;
    list-style: none;
    position: absolute;
    left: 0px;
    top: 0px;
    z-index: 1;
  }

  .song_stretch {
    width: 600px;
  }

  .song_list {
    width: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    height: 100%;
  }

  .song_list::-webkit-scrollbar {
    display: none;
  }

  .song_list li {
    font-size: 12px;
    color: #333;
    height: 40px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    width: 580px;
    padding-left: 10px;
  }

  .song_list li:nth-child(odd) {
    background-color: rgba(240, 240, 240, 0.3);
  }

  .song_list li a {
    display: block;
    width: 17px;
    height: 17px;
    background-image: url("https://i.loli.net/2020/03/23/chJ89uNpofneFrS.png");
    background-size: 100%;
    margin-right: 5px;
    box-sizing: border-box;
  }

  .song_list li b {
    font-weight: normal;
    width: 122px;
    overflow: hidden;
    text-overflow: ellipsis;
    /*white-space: nowrap;*/
  }

  .song_stretch .song_list li b {
    width: 200px;
  }

  .song_stretch .song_list li em {
    width: 150px;
  }

  .song_list li span {
    width: 23px;
    height: 17px;
    margin-right: 50px;
  }

  .song_list li span i {
    display: block;
    width: 100%;
    height: 100%;
    cursor: pointer;
    background: url("https://i.loli.net/2020/03/23/HFyBnJ5loLhI7qK.png") left -48px no-repeat;
  }

  .song_list li em,
  .song_list li i {
    font-style: normal;
    width: 100px;
  }

  .player_con {
    width: 400px;
    height: 435px;
    position: absolute;
    left: 275px;
    top: 0px;
  }

  .player_con2 {
    width: 400px;
    height: 435px;
    position: absolute;
    left: 200px;
    top: 0px;
  }

  .player_con2 video {
    position: absolute;
    left: 20px;
    top: 30px;
    width: 355px;
    height: 265px;
  }

  .disc {
    position: absolute;
    left: 73px;
    top: 60px;
    z-index: 9;
  }

  .cover {
    position: absolute;
    left: 125px;
    top: 112px;
    width: 150px;
    height: 150px;
    border-radius: 75px;
    z-index: 8;
  }

  .comment_wrapper {
    width: 206px;
    height: 435px;
    list-style: none;
    position: absolute;
    left: 662px;
    top: 0px;
    padding: 25px 10px;
  }

  .comment_wrapper .title {
    position: absolute;
    top: 0;
    margin-top: 10px;
  }

  .comment_wrapper .comment_list {
    overflow: auto;
    height: 410px;
  }

  .comment_wrapper .comment_list::-webkit-scrollbar {
    display: none;
  }

  .comment_wrapper dl {
    padding-top: 10px;
    padding-left: 55px;
    position: relative;
    margin-bottom: 20px;
  }

  .comment_wrapper dt {
    position: absolute;
    left: 4px;
    top: 10px;
  }

  .comment_wrapper dt img {
    width: 40px;
    height: 40px;
    border-radius: 20px;
  }

  .comment_wrapper dd {
    font-size: 12px;
  }

  .comment_wrapper .name {
    font-weight: bold;
    color: #333;
    padding-top: 5px;
  }

  .comment_wrapper .detail {
    color: #666;
    margin-top: 5px;
    line-height: 18px;
  }

  .audio_con {
    height: 50px;
    background-color: #f1f3f4;
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
  }

  .myaudio {
    width: 800px;
    height: 40px;
    margin-top: 5px;
    outline: none;
    background-color: #f1f3f4;
  }

  /* 旋转的动画 */
  @keyframes Rotate {
    from {
      transform: rotateZ(0);
    }
    to {
      transform: rotateZ(360deg);
    }
  }

  /* 旋转的类名 */
  .autoRotate {
    animation-name: Rotate;
    animation-iteration-count: infinite;
    animation-play-state: paused;
    animation-timing-function: linear;
    animation-duration: 5s;
  }

  /* 是否正在播放 */
  .player_con.playing .disc,
  .player_con.playing .cover {
    animation-play-state: running;
  }

  .play_bar {
    position: absolute;
    left: 200px;
    top: -10px;
    z-index: 10;
    transform: rotate(-25deg);
    transform-origin: 12px 12px;
    transition: 1s;
  }

  /* 播放杆 转回去 */
  .player_con.playing .play_bar {
    transform: rotate(0);
  }

  /* 搜索历史列表 */
  .search_history {
    position: absolute;
    width: 296px;
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0.3);
    list-style: none;
    right: 23px;
    top: 50px;
    box-sizing: border-box;
    padding: 10px 20px;
    border-radius: 17px;
  }

  .search_history li {
    line-height: 24px;
    font-size: 12px;
    cursor: pointer;
  }

  .switch_btn {
    position: absolute;
    right: 0;
    top: 0;
    cursor: pointer;
  }

  .right_line {
    position: absolute;
    left: 0;
    top: 0;
  }

  .video_con video {
    position: fixed;
    width: 800px;
    height: 546px;
    left: 50%;
    top: 50%;
    margin-top: -273px;
    transform: translateX(-50%);
    z-index: 990;
  }

  .video_con .mask {
    position: fixed;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    z-index: 980;
    background-color: rgba(0, 0, 0, 0.8);
  }

  .video_con .shutoff {
    position: fixed;
    width: 40px;
    height: 40px;
    background: url("https://i.loli.net/2020/03/23/ZWSChyBwjA5uRfL.png") no-repeat;
    left: 50%;
    margin-left: 400px;
    margin-top: -273px;
    top: 50%;
    z-index: 995;
  }
</style>
